Fairfield County, Ohio
Fairfield County | |
|---|---|
Fairfield County Courthouse | |
Location within the U.S. state of Ohio | |
Ohio's location within the U.S. | |
| Coordinates: 39°45′N 82°38′W / 39.75°N 82.63°W | |
| Country | United States |
| State | Ohio |
| Founded | December 9, 1800 |
| Named after | the Fairfield area of Lancaster, Lancashire, UK |
| Seat | Lancaster |
| Largest city | Lancaster |
| Area | |
• Total | 509 sq mi (1,320 km2) |
| • Land | 504 sq mi (1,310 km2) |
| • Water | 4.2 sq mi (11 km2) 0.8% |
| Population (2020) | |
• Total | 158,921 |
| • Density | 310/sq mi (120/km2) |
| Time zone | UTC−5 (Eastern) |
| • Summer (DST) | UTC−4 (EDT) |
| Congressional district | 12th |
| Website | www |
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Fairfield County is a county located in the U.S. state of Ohio. As of the 2020 census, the population was 158,921. Its county seat and largest city is Lancaster. Its name is a reference to the Fairfield area of the original Lancaster. Fairfield County is part of the Columbus, OH Metropolitan Statistical Area.